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17 lines
558 B
JavaScript
17 lines
558 B
JavaScript
'use strict';
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var test = require('tape');
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var has = require('../');
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test('has', function (t) {
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t.equal(has({}, 'hasOwnProperty'), false, 'object literal does not have own property "hasOwnProperty"');
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t.equal(has(Object.prototype, 'hasOwnProperty'), true, 'Object.prototype has own property "hasOwnProperty"');
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t['throws'](function () {
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has(null, 'throws');
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}, TypeError, 'calling has on null throws TypeError');
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t['throws'](function () {
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has(void 0, 'throws');
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}, TypeError, 'calling has on undefined throws TypeError');
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t.end();
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});
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